CP
Catalys Pacific, LLC
Concentrated strategyMomentum followerQuality / disciplined sizing
Total reported value
$230.7M
Reporting period: 2026-03-31 · Number of holdings: 2
Catalys Pacific, LLC disclosed 2 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $230.7M and a quarterly turnover rate of 29.5%.
Personality snowflake
- Concentration
- 100
- Portfolio Stability
- 29.5
- Momentum/Contrarian
- 100
- Sector conviction
- 0
- Diversification
- 4
- Sizing Uniformity
- 87.89
Recent moves
Add MLYS
0.0% -$72.7M
Trim PHAT
+4.5% -$7.1M
Holdings Map
New buyAddUnchangedTrim
Top 10 holdings by weight
Full holdings list this quarter
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | MLYS | Mineralys Therapeutics INC | Stock-Other | 92.81% | +0.44% | — | |
| 2 | PHAT | Phathom Pharmaceuticals INC | Stock-Other | 7.19% | -0.44% | +4.54% |
Reported value over time
Sector allocation
Not enough sector-mapped data yet
Sector allocation over time
Quarterly history
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 2 | $230.7M | 30 | |
| 2025-12-31 | 2 | $310.5M | 18 | |
| 2025-09-30 | 2 | $351.4M | 84 | |
| 2025-06-30 | 2 | $131.7M | 0 | |
| 2025-03-31 | 2 | $148.7M | 0 | |
| 2024-12-31 | 2 | $115.9M | 0 | |
| 2024-09-30 | 3 | $125.4M | 0 | |
| 2024-06-30 | 3 | $132.5M | 0 | |
| 2024-03-31 | 3 | $148.1M | 0 | |
| 2023-12-31 | 3 | $106.7M | 0 |
Holding changes this quarter
Catalys Pacific, LLC's most significant position changes for 2026-03-31: Add: Phathom Pharmaceuticals INC (PHAT) — shares +4.54%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | MLYS | Mineralys Therapeutics INC | +0.4% | — | Unchanged |
| 2 | PHAT | Phathom Pharmaceuticals INC | -0.4% | +4.54% | Add |
FAQ
What is Catalys Pacific, LLC and what type of investor is it?
Catalys Pacific, LLC is a investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-03-31), the firm manages a tracked equity portfolio valued at approximately $230.7M, spread across 2 disclosed positions.
What are Catalys Pacific, LLC's largest equity positions?
Based on the latest 13F filing, Catalys Pacific, LLC's top holdings by market value are:
1. Mineralys Therapeutics INC (MLYS) — $214.1M (92.8%)
2. Phathom Pharmaceuticals INC (PHAT) — $16.6M (7.2%)
What changes did Catalys Pacific, LLC make in its most recent portfolio filing?
In the latest quarter, Catalys Pacific, LLC was primarily adding exposure — initiating 0 new positions and adding to 1 existing holdings. The largest of these moves: Add: Phathom Pharmaceuticals INC (PHAT) — shares +4.54%
What sectors does Catalys Pacific, LLC focus on?
Sector breakdown data is not yet available for Catalys Pacific, LLC. Check back after the next 13F processing cycle.